yum install -y pcre-devel zlib-devel（可能需要安装gcc）
tar xf apr-1.5.2.tar.bz2
cd apr-1.5.2
./configure --prefix=/usr/local/apr
make
make install
cd ..
tar xf apr-util-1.5.4.tar.bz2
cd apr-util-1.5.4
./configure --prefix=/usr/local/apr-util --with-apr=/usr/local/apr/
make
make install
groupadd www
useradd -g www -s /sbin/nologin -M www
yum install -y openssl openssl-devel（ssl需要安装）
cd ..
tar xf httpd-2.4.20.tar.bz2
cd httpd-2.4.20
./configure --prefix=/usr/local/apache --sysconfdir=/usr/local/apache/conf/ --enable-so --enable-ssl --enable-cgi --enable-expires --enable-deflate --enable-rewrite --with-zlib --with-pcre --with-apr=/usr/local/apr --with-apr-util=/usr/local/apr-util --enable-modeles=most --enable-mpms-shared=all --with-mpm=event | tee /root/apache --enable-ssl=shared --with-ssl=/usr/local/openssl（ssl需要安装）
make
make install
cp /usr/local/apache/bin/apachectl /etc/rc.d/init.d/httpd
chmod +x /etc/rc.d/init.d/httpd
vim /etc/rc.d/init.d/httpd
#chkconfig: 2345 10 90
#description: Activates/Deactivates Apache Web Server
chkconfig --add httpd
chkconfig --level 35 httpd on
vim /usr/local/apache/conf/httpd.conf
ServerName localhost:80
vim /etc/profile.d/httpd.sh
export PATH=/usr/local/apache/bin:$PATH
. /etc/profile.d/httpd.sh
httpd -t
service httpd strat